What is the Greatest Common Factor of 43055 and 43065?

Greatest common factor (GCF) of 43055 and 43065 is 5.

GCF(43055,43065) = 5

We will now calculate the prime factors of 43055 and 43065, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43055 and 43065.

How to find the GCF of 43055 and 43065?

We will first find the prime factorization of 43055 and 43065. After we will calculate the factors of 43055 and 43065 and find the biggest common factor number .

Step-1: Prime Factorization of 43055

Prime factors of 43055 are 5, 79, 109. Prime factorization of 43055 in exponential form is:

43055 = 5¹ × 79¹ × 109¹

Step-2: Prime Factorization of 43065

Prime factors of 43065 are 3, 5, 11, 29. Prime factorization of 43065 in exponential form is:

43065 = 3³ × 5¹ × 11¹ × 29¹

Step-3: Factors of 43055

List of positive integer factors of 43055 that divides 43055 without a remainder.

1, 5, 79, 109, 395, 545, 8611

Step-4: Factors of 43065

List of positive integer factors of 43065 that divides 43055 without a remainder.

1, 3, 5, 9, 11, 15, 27, 29, 33, 45, 55, 87, 99, 135, 145, 165, 261, 297, 319, 435, 495, 783, 957, 1305, 1485, 1595, 2871, 3915, 4785, 8613, 14355

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43055 and 43065. The biggest common factor number is the GCF number.
So the greatest common factor 43055 and 43065 is 5.

Also check out the Least Common Multiple of 43055 and 43065